Defining in Detail and Evaluating Reliability of DSM-5 Criteria for Autism Spectrum Disorder (ASD) Among Children.
C E Rice, L A Carpenter, M J Morrier and 13 others
PMID 34981308WHAT IT FOUND
A detailed guide for mapping specific behaviors to DSM-5 autism criteria helped clinicians reliably agree on diagnoses.
Agreement remained high across different sites, sexes, and cognitive levels, reducing bias in how autism is identified from records.
Key findings
01Clinicians achieved high agreement on final ASD case status when using the operationalized guide, with 92% agreement in 2014 and 95% in 2016.
02The reliability of applying DSM-5 criteria did not significantly vary by child sex, race/ethnicity, or cognitive level.
03The guide clarified the distinction between deficits in social-emotional reciprocity and deficits in developing relationships by focusing on observable exchanges versus conceptual awareness.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
The study relied entirely on existing records and did not include in-person assessments for these specific projects. The data only covered children up to age 8, so reliability for younger or older children is not established. The focus was on operationalizing current DSM-5 criteria, not on validating the diagnosis itself or the underlying domains. Information available was limited to what community clinicians had already documented, which may vary in quality and completeness.
Declared interests
C. Lord acknowledges royalties from diagnostic instruments from Western Psychological Services. The findings do not necessarily represent the views of the CDC, NIH, or Autism Speaks.
The easy way to misread this
Do not assume this guide validates the DSM-5 criteria themselves or guarantees accurate diagnosis in clinical practice. The study measured agreement among reviewers using a manual on existing records, not the accuracy of the original community diagnoses or the clinical utility of the criteria.